Orthodontic Appliance Complication
Conditions
Brief summary
compare the chair side time, clinical orthodontic attachment bond failure and accuracy of transfer between non custom attachment base and custom attachment base indirect techniques.
Interventions
DEVICEnon custom base attachment
non custom base attachment
DEVICEcustom base attachment
custom base attachment
Sponsors
Cairo University
Study design
Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
OTHER
Masking
DOUBLE (Subject, Outcomes Assessor)
Eligibility
Sex/Gender
ALL
Healthy volunteers
Yes
Inclusion criteria
\- Patients should have 1. Maxillary sound teeth and undergoing fixed orthodontic treatment. 2. Space problems ranging from spacing to mild crowding. 3. Good oral hygiene.
Exclusion criteria
1. Patients with partially erupted teeth in the maxillary arch . 2. Signs of caries, large restorations fluorosis, hypoplasia or abnormalities of crown morphology. 3. The need of banding. 4. Bad oral hygiene measures.
Design outcomes
Primary
| Measure | Time frame | Description |
|---|---|---|
| chair side time | an average of 30 minutes | using stopwatch |
Secondary
| Measure | Time frame | Description |
|---|---|---|
| immediate bond failure | immediately after bonding | number of debonded attachments using hand instrument pressure |
Other
| Measure | Time frame | Description |
|---|---|---|
| accuracy of orthodontic attachments transfer | one day after bonding | linear (mm) scale using geomagic software |
Outcome results
None listed